Some of the earliest complex animals were fossilised in a river delta
The Cambrian animals preserved at the Chengjiang fossil site in China lived in a shallow sea close to a river delta – a changeable environme..
https://www.newscientist.com/article/2313733-some-of-the-earliest-complex-animals-were-fossilised-in-a-river-delta/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home
https://www.newscientist.com/article/2313733-some-of-the-earliest-complex-animals-were-fossilised-in-a-river-delta/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home
